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8%
Container microdistributions k3OS and Flatcar
30.11.2020
Home »  Archive  »  2020  »  Issue 60: Secur...  » 
Lead Image © Ian Holland, 123RF.com
maintenance overhead, because where nothing is installed, nothing needs updating and maintaining. In this article, I explain the basic principle of the approach and then introduce k3OS [1] and Flatcar [2], two
8%
Manage cluster state with Ceph dashboard
27.09.2021
Home »  Archive  »  2021  »  Issue 65: 7 Em...  » 
Lead Image © damedeeso,123rf.com
is the management framework for Ceph, which is a kind of orchestration service specifically tailored to Ceph and its needs. The new deployment tool, cephadm [2], is also based on the management framework
8%
Nested Kubernetes with Loft
28.11.2021
Home »  Archive  »  2021  »  Issue 66: Inci...  » 
Photo by Andrea Davis on Unsplash
(Figure 2) because the solution advertises itself as being able to retrofit a kind of multitenancy capability for Kubernetes conveniently and without massive resource outlay. Consequently, Loft includes
8%
Incident Analysis with The Hive and Cortex
28.11.2021
Home »  Archive  »  2021  »  Issue 66: Inci...  » 
Lead Image © Kurhan, 123RF.com
. In addition to GRR Rapid Response [1] or MISP [2], the list of free incident response platforms includes The Hive [3], which is being further developed by analysts from SOCs and CERTs and already offers
8%
Up close with SUSE Linux Enterprise 12
05.12.2014
Home »  Archive  »  2014  »  Issue 24: Visua...  » 
Lead Image © kasza, 123RF.com
the change: Compared with the previous versions, the SLES 12 installer is rather drab, keeping to a very dark color scheme (Figures 1 and 2). We were not able to clarify whether this background is just
8%
Harden your OpenStack configuration
17.06.2017
Home »  Archive  »  2017  »  Issue 39: Conta...  » 
Lead Image © zelfit, 123RF.com
. Distribution updates or additional software packages somehow need to find their way onto the affected servers. But this challenge can be managed by installing a local mirror server (Figure 2) and a local package
8%
Running OpenStack in a data center
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © lassedesignen - Fotolia.com
devices with Cumulus [2] and establish Layer 3 routing. Each individual node uses the Border Gateway Protocol (BGP) to distribute the routes to itself on the entire network. This fabric principle [3
8%
Grafana and time series databases
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © Raoul Fesquet, fotolia.com
completely do without trending. For example, PNP4Nagios [2] uses checks to collect performance data and then displays the data in a graphical format directly in the Nagios web interface. This arrangement
8%
Kubernetes for small and medium-sized enterprises
20.06.2022
Home »  Archive  »  2022  »  Issue 69: Terra...  » 
Lead Image © zelfit, 123RF.com
distribution, split into RPM and DEB packages (Figure 2). Figure 2: In container-based environments, applications and their entire userland run in the container
8%
Certificate management with FreeIPA and Dogtag
02.08.2022
Home »  Archive  »  2022  »  Issue 70: Defen...  » 
Photo by Oscar Sutton on Unsplash
by it are identified as valid. Dogtag [1], the open source certificate system, offers a simple approach to managing an internal CA, and it integrates seamlessly with the FreeIPA [2] user directory. FreeIPA is to Linux

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